Residents in Switzerland have until November 30th to switch their current health insurance policy to a new one. But there are reasons to be wary of marketing calls from various insurance companies urging you to buy their policy. This law went into effect because legislators decided that these “unwanted calls are a major source of annoyance for policyholders. "The ban on unsolicited telephone canvassing seems to have little effect in practice," Thom pointed out. Or you can file a complaint with the health insurance Ombudsman’s office, here.